Headboard



FIG. 1 is a front elevational view of a headboard showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a right side elevational view;

FIG. 4 is a partial sectional view taken along line 4--4 in FIG. 1; and

FIG. 5 is a sectional view taken along line 5--5 in FIG. 1. 

The ornamental design for a headboard, as shown and described. 